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US3686224A Expired / Lapsed US ⏱️ 0.0 years remaining

2,6,7-trioxabicyclo(2.2.2)octane compounds

Assignee: Gulf Research and Development Co
•
Filing: 1970-02-24
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Granted: 1972-08-22
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Expires: 1990-02-24
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Abstract

Abstract NOVEL DERIVATIVES OF 2,6,7-TRIOXABICYCLO (2.2.2)OCTANE USEFUL AS HERBICIDES ARE REPRESENTED BY THE GENERAL FORMULA 1-R,4-Z-2,6,7-TRIOXABICYCLO(2.2.2)OCTANE WHEREIN R CAN BE HYDROGEN, ALKYL, ARYL, ARALKYL, ALKARYL, CYCLOALKYL AND FLUOROMETHYL RADICALS; AND Z CAN BE AMINO, ACETAMIDO, BENZAMIDO, NITROBENZAMIDO, CHLOROBENZAMIDO, ALKYLUREIDO, ARYLUREIDO AND AMMONIUM FLUOROACETATE RADICALS. EXAMPLES INCLUDE 1-METHYL-4-AMINO-2,6,7-TRIOXABICYCLO(2.2.2)OCTANE 1-TRIFLUOROMETHYL-2,6,7-TRIOXABICYCLO(2.2.2)OCTY-4AMMONIUM TRIFLUOROACETATE N-(N''-METHYLCARBAMYL)-4-AMINO-1-METHYL-2,6,7TRIOXABICYCLO(2.2.2)OCTANE 1-METHYL-4-BENZXAMIDO-2,6,7-TRIOXABICYCLO(2.2.2)OCTANE 1-METHYL-4-(P-NITROBENZAMIDO)-2,6,7-TRIOXABICYCLO (2.2.2)OCTANE 1-METHYL-4-(2'',4''-DICHLOROBENZAMIDO)-2,6,7-TRIOXABICYCLO(2.2.2)OCTANE.

Inventors

  • 👤 John F Deffner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:34
CPC Classifications
C; C07; C07D; C07D493/00; C07D493/02; C07D493/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-08-22 1976-02-21 1976-08-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-08-22 1980-02-21 1980-08-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-08-22 1984-02-21 1984-08-22 $7700.00 Window Closed / Lapsed

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